using System.Runtime.InteropServices.ObjectiveC;
using Front._1117_2;
using MySqlConnector;

namespace Front._1127;

public partial class Login : Form
{
    public Login()
    {
        InitializeComponent();
    }

    private void button1_Click(object sender, EventArgs e)
    {
        using var connection = new MySqlConnection("server=localhost;port=3306;database=book;user=root;password=123456;charset=utf8mb4;AllowPublicKeyRetrieval=True;");
        connection.Open();
        string sql = "SELECT * FROM admin_info where admin_account = @account and admin_password = @pwd;";
        using var command = new MySqlCommand(sql, connection);
        //获取账号密码
        string account = this.textBox1.Text;
        string password = this.textBox1.Text;
        //对密码进行md5加密
        string pwd = MD5Helper.GetMD5(password);
        //给sql传参
        command.Parameters.AddWithValue("account", account);
        command.Parameters.AddWithValue("pwd", pwd);  
        using var reader = command.ExecuteReader();
        if (reader.HasRows)
        {
            //登录成功,跳转主窗体
            MainFrom mainFrom = new MainFrom();
            mainFrom.Show();
            //隐藏登陆窗体
            this.Hide();
        }
        else
        {
            //登陆失败
            MessageBox.Show("账号或密码错误");
            this.textBox1.Text = "";
            this.textBox2.Text = "";
        }
        while (reader.Read()) 
            Console.WriteLine(reader.GetInt32(0));
    }
}